CN110080418A - A kind of detachable assembling type shear wall structure of bolt splicing - Google Patents

A kind of detachable assembling type shear wall structure of bolt splicing Download PDF

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Publication number
CN110080418A
CN110080418A CN201910392211.7A CN201910392211A CN110080418A CN 110080418 A CN110080418 A CN 110080418A CN 201910392211 A CN201910392211 A CN 201910392211A CN 110080418 A CN110080418 A CN 110080418A
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China
Prior art keywords
shear wall
reinforced concrete
bolt
concrete shear
precast reinforced
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CN201910392211.7A
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CN110080418B (en
Inventor
熊峰
陈文�
陈江
赵福超
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Sichuan University
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Sichuan University
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground

Abstract

The invention discloses a kind of detachable assembling type shear wall structure of bolt splicing, the connection scheme of dismountable bolt splicing assembly of shear wall structure system is divided into horizontal joint connection, vertical seam connection is connected with floor.The present invention have many advantages, such as it is easy to disassemble, be easy to repair, be reusable, being conducive to quickly can repair function after structure realizes removable unloading functions and shake.Horizontal joint and vertical seam are all made of bolt splicing in the present invention, do not have to casting concrete or mortar, all components are detachable.While the present invention will mainly consume energy and damage concentration is in replaceable junction steel plate, and replaceable junction steel plate is repaired or replaced after being conducive to macroseism, achieving the purpose that quickly can repair function after realization structure is shaken.

Description

A kind of detachable assembling type shear wall structure of bolt splicing
Technical field
The present invention relates to anti-seismic structure and fabricated construction technical field more particularly to a kind of removable the removing stage makeup and costume of bolt splicing With formula shear wall structure.
Background technique
Traditional method of seismic design realizes energy dissipation of the structure under geological process by Ductility Design, avoids structure from occurring crisp Property destroy even collapse.The ductility of structure shows as main lateral resistant member and is plastically deformed, and the plastic deformation in structure It will lead to structural elements and generate damage and residual deformation, so that structure is difficult to the destruction repaired and then lose using function Energy.Therefore, traditional anti-seismic structure, which is laid particular emphasis on, protects life when earthquake occurs, and when having ignored very long after shake one section of structure It is interior to undertake original consequence using function.With the progress of anti-seismic technology and the continuous development of social economy, earthquake work Journey bound pair is further increased in the aseismic fortification objects of structure, cannot be only satisfied with when earthquake occurs and be protected life security, but The recovery of the life in disaster area after earthquake and production should be placed on position of equal importance.I.e. structure not only needs to meet traditional anti-down Collapse aseismic fortification objects, and its functionality of fast quick-recovery is realized after Ying Zhen.It can be after macroseism for this purpose, developing one kind The detachable structure system of its normal usage function of fast quick-recovery just seems both urgent and especially significant.
Prefabricated concrete structure system is due to being conducive to the economize on resources energy, reduction construction pollution, promotion labour production Efficiency and quality safety are horizontal, may advantageously facilitate construction industry and information-based industrialization depth integration, the new kinetic energy of cultivation NPD projects, push away Dynamic neutralizing superfluous production capacity, thus have broad application prospects.Relative to traditional cast-in-place concrete structure system, prefabrication and assembly construction Formula concrete structure closer to design for disassembly theory, only need to by be reasonably detachably connected, it can be achieved that house it is removable It unloads.Therefore, developing a kind of detachable assembling type shear wall structure system with field-replaceable unit is just particularly important.
There is prefabricated concrete structure the critical issue of removable unloading functions to be that development is detachably connected.Assembled at present The connection type of concrete structural system includes wet process (monolithic) and dry type (jointed) two class.Although wet process connects Overall performance is good, can be considered equivalent cast-in-place structural, but complicated, quality of connection of constructing is not easy to guarantee, higher cost, more importantly by It is integral using chemical methodes connections such as grouting, casting concrete in node, it cannot dismantle;And dry type connection is mainly using weldering Connect, be bolted or post-tensioned prestressing connection, connecting portion do not need generally it is secondary pour, quick construction, as long as passing through conjunction The connection of reason designs, and can reach the target that structure is detachable, component is replaceable, is connection of the future architecture structure more towards use Mode.At present there are mainly three types of the bolt connections of prefabricated concrete structure, the first connection scheme is worn using screw rod The hole to be provided crossed in neighboring walls simultaneously completes connection;It is pre- that second of connection scheme is that neighboring walls in local location are provided with steel Embedded part, and neighboring walls are completed in the connection of local location using bolt;The third connection scheme is that neighboring walls are set in end It is equipped with the steel framework along seam length direction, and connection of the neighboring walls in seam is completed using an entire row bolt.Existing dry type Being bolted mainly has following some defects:
(1) it needs to be poured mortar in the hole to be provided on wall and guarantees that connection is reliable, cause wall that can not dismantle;
(2) floor connection is overlapping with wallboard node, leads to not the disassembly for realizing structural system;
(3) most of existing are bolted are easy to produce sliding, cause the components such as wall that local failure occurs, and then influence The anti-seismic performance of structural system;
(4) existing to be bolted because the presence of a large amount of built-in fittings leads to connecting node construction complexity and steel using amount is very big.
Summary of the invention
In view of the above-mentioned problems, the invention proposes a kind of detachable assembling type shear wall structures of bolt splicing, it is ensured that real Quick recoverable function after the removable unloading functions of existing structure and shake, and meet wanting for the construction of Standard formula and building industrialization It asks.
The present invention through the following technical solutions to achieve the above objectives:
A kind of detachable assembling type shear wall structure of bolt splicing, including precast reinforced concrete shear wall and pre-manufactured steel Bar concrete floor, the precast reinforced concrete shear wall and prefabricated reinforced concrete floor are opened in horizontal joint junction Equipped with bolt hole, horizontal joint junction is provided with rectangle pre-embedded steel slab to the precast reinforced concrete shear wall or L shape is pre- Steel plate is buried, the rectangle pre-embedded steel slab or L shape pre-embedded steel slab are connect with vertical reinforced-bar-welding in precast reinforced concrete shear wall, The rectangle pre-embedded steel slab or L shape pre-embedded steel slab and precast reinforced concrete shear wall and prefabricated reinforced concrete floor bolt hole Corresponding position offers bolt hole, between the precast reinforced concrete shear wall, prefabricated reinforced concrete shearing It is attached by high strength friction type bolt and junction steel plate between wall and basis, the prefabricated reinforced concrete floor is straight It connects and is placed on L shape pre-embedded steel slab, and be attached by plain bolt and precast reinforced concrete shear wall.
Further scheme is that mortar bed is equipped between the precast reinforced concrete shear wall.
Further scheme is that mortar bed is equipped between the precast reinforced concrete shear wall and basis.
Further scheme is that the adjacent precast reinforced concrete shear wall offers bolt in vertical abutment joint junction Hole is attached between contiguous prefabricated reinforced concrete shear wall by plain bolt and junction steel plate.
The beneficial effects of the present invention are:
(1) present invention have many advantages, such as it is easy to disassemble, be easy to repair, it is reusable, be conducive to structure realize detachably It quickly can repair function after function and shake.Horizontal joint and vertical seam are all made of bolt splicing in the present invention, do not have to casting concrete Or mortar, all components are detachable.The present invention is mainly by energy consumption and damage concentration in replaceable junction steel plate simultaneously, favorably Replaceable junction steel plate is repaired or is replaced after macroseism, reach realize structure shake after quickly can repair function mesh 's.
(2) the floor connection in the present invention is connect with wall horizontal joint does not overlap, dismantles floor after detachable wall again, protects Demonstrate,prove the detachability of entire building systems.
(3) horizontal joint connection uses high strength friction type bolt, and according to the shearing and moment of flexure design spiral shell at horizontal joint Bolt number guarantees that horizontal joint does not slide.
(4) vertical seam connection uses plain bolt, and the sliding for allowing to occur certain makes structure pass through vertically seam displacement consumption Can, improve the anti-seismic performance of structural system.
(5) circle long hole is passed through using bolt between precast floor slab and precast wall body and completes connection, both guaranteed that floor was not when earthquake It slides, and the Moment Influence for having certain thin tail sheep, and then wall being protected not transmitted by floor, avoids wall local failure.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art In required practical attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the one of the present embodiment A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these Attached drawing obtains other attached drawings.
Detailed description of the invention:
Fig. 1 is structural schematic diagram according to an embodiment of the present invention.
Fig. 2 is connection schematic diagram between parallel contiguous prefabricated reinforced concrete shear wall.
Fig. 3 is connection schematic diagram between vertical contiguous prefabricated reinforced concrete shear wall.
Fig. 4 is connection schematic diagram between another vertical contiguous prefabricated reinforced concrete shear wall.
Figure label: 1- precast reinforced concrete shear wall;2- embedded bar concrete floor;3- high strength friction type spiral shell Bolt;4- plain bolt;5- junction steel plate;6- rectangle pre-embedded steel slab;7-L shape pre-embedded steel slab;8- vertical reinforcement;The basis 9-;10- sand Starch bed course.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below Detailed description.Obviously, the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art without making creative work it is obtained it is all its Its embodiment belongs to the range that the present invention is protected.
Dismountable bolt splicing assembly of shear wall structure system of the invention respectively forms component can be pre- in factory System, is installed after transporting to scene.Precast shear wall is the reinforced concrete shear wall of pre-fabricated factory industrialization production and production.It is prefabricated Floor is the reinforced concrete floor of pre-fabricated factory industrialization production and production.Bolt is divided into high strength friction type bolt and common Bolt.Junction steel plate is divided into rectangular steel plates and L shape steel plate.
The connection scheme of dismountable bolt splicing assembly of shear wall structure system is divided into horizontal joint and connects, is vertical Seam connection is connected with floor.Horizontal joint connection in, upper and lower level precast shear wall wall outer edge pre-embedded steel slab, it is pre-buried Vertical reinforced-bar-welding in steel plate and wall, prepared screw-bolt hole on pre-embedded steel slab, junction steel plate is arranged at pre-embedded steel slab position, uses High strength friction type bolt completes the connection upper and lower level precast shear wall, high strength friction type bolt number root across wall Pass through depending on designing according to horizontal joint stress condition.In vertical seam connection, contiguous prefabricated shear wall edge prepared screw-bolt hole, in wall Junction steel plate is arranged in the interior outside spiro keyhole position place of setting of body, is completed contiguous prefabricated shear wall with plain bolt across wall Connection, plain bolt number are determined according to vertical seam detailing requiments.Floor connection is located at the lower section of wall horizontal joint connection, wall In be embedded with L shape steel plate, the reserved circle long hole of the extension of L shape steel plate is simultaneously for supporting precast floor slab, and precast floor slab is at edge With L shape steel plate circle long hole corresponding position prepared screw-bolt hole, precast floor slab is passed through with plain bolt and L shape steel plate completes prefabricated shearing Connection between wall and precast floor slab.The effect of circle long hole is that precast floor slab is made to have certain loosening in end, is avoided moment of flexure Pass to the local failure that wall in turn results in wall.
In any one embodiment, as shown in Figs. 1-2, a kind of detachable assembling type shear wall of bolt splicing of the invention Structure, including precast reinforced concrete shear wall 1 and prefabricated reinforced concrete floor 2, the precast reinforced concrete shear wall 1 Bolt hole, the precast reinforced concrete shear wall 1 are offered in horizontal joint junction with prefabricated reinforced concrete floor 2 Horizontal joint junction is provided with rectangle pre-embedded steel slab 6 or L shape pre-embedded steel slab 7, the rectangle pre-embedded steel slab 6 or L shape are pre-buried Vertical reinforcement 8 is welded to connect in steel plate 7 and precast reinforced concrete shear wall 1, the rectangle pre-embedded steel slab 6 or L shape pre-buried steel Plate 7 and precast reinforced concrete shear wall 1 and 2 bolt hole corresponding position of prefabricated reinforced concrete floor offer bolt Hole passes through height between the precast reinforced concrete shear wall 1, between the precast reinforced concrete shear wall 1 and basis 9 Intensity friction-type bolt 3 and junction steel plate 5 are attached, and the prefabricated reinforced concrete floor 2 is placed directly in L shape pre-buried steel On plate 7, and it is attached by plain bolt 4 with precast reinforced concrete shear wall 1.The precast reinforced concrete shear wall Mortar bed 10 is equipped between 1.Mortar bed 10 is equipped between the precast reinforced concrete shear wall 1 and basis 9.
In any one embodiment, as shown in Figure 3-4, the adjacent precast reinforced concrete shear wall 1 is in vertical abutment joint Junction offers bolt hole, between contiguous prefabricated reinforced concrete shear wall 1 by plain bolt 4 and junction steel plate 5 into Row connection.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims. It is further to note that specific technical features described in the above specific embodiments, in reconcilable situation Under, it can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention is to various possible combinations No further explanation will be given for mode.In addition, various embodiments of the present invention can be combined randomly, as long as its Without prejudice to thought of the invention, it should also be regarded as the disclosure of the present invention.

Claims (4)

1. a kind of detachable assembling type shear wall structure of bolt splicing, it is characterised in that: sheared including prefabricated reinforced concrete Wall and prefabricated reinforced concrete floor, the precast reinforced concrete shear wall and prefabricated reinforced concrete floor are in horizontal joint Junction offers bolt hole, and the precast reinforced concrete shear wall is provided with rectangle pre-buried steel in horizontal joint junction Vertical reinforcement in plate or L shape pre-embedded steel slab, the rectangle pre-embedded steel slab or L shape pre-embedded steel slab and precast reinforced concrete shear wall Welded connecting, the rectangle pre-embedded steel slab or L shape pre-embedded steel slab and precast reinforced concrete shear wall and prefabricated reinforced concrete Floor bolt hole corresponding position offers bolt hole, between the precast reinforced concrete shear wall, described precast reinforced It is attached by high strength friction type bolt and junction steel plate between concrete shear force wall and basis, it is described precast reinforced mixed Solidifying Tulou plate is placed directly on L shape pre-embedded steel slab, and is attached by plain bolt and precast reinforced concrete shear wall.
2. a kind of detachable assembling type shear wall structure of bolt splicing as described in claim 1, which is characterized in that described pre- Mortar bed is equipped between reinforced concrete shear wall processed.
3. a kind of detachable assembling type shear wall structure of bolt splicing as described in claim 1, which is characterized in that described pre- Mortar bed is equipped between reinforced concrete shear wall processed and basis.
4. a kind of detachable assembling type shear wall structure of bolt splicing as described in claim 1, which is characterized in that adjacent institute It states precast reinforced concrete shear wall and offers bolt hole, contiguous prefabricated reinforced concrete shear wall in vertical abutment joint junction Between be attached by plain bolt and junction steel plate.
CN201910392211.7A 2019-05-09 2019-05-09 Bolt-spliced detachable assembly type shear wall structure Active CN110080418B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111549933A (en) * 2020-05-13 2020-08-18 中冶交投善筑成都装配式建筑科技发展有限公司 Low-rise prefabricated building structure adopting full-dry type connection and assembling method
CN113431411A (en) * 2021-05-31 2021-09-24 北京建筑大学 Energy-consuming dry-type connection concrete shear wall system and construction method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103147529A (en) * 2013-04-03 2013-06-12 东南大学 Assembly type energy dissipation and seismic mitigation shear wall structure system
CN203640084U (en) * 2013-10-15 2014-06-11 合肥工业大学 Superimposed slab shear wall with restorable function
CN103993679A (en) * 2014-04-25 2014-08-20 四川大学 Bolt connecting joint structure of low-rise fabricated composite wall house
CN108360901A (en) * 2018-03-06 2018-08-03 四川大学 Novel low layer assembled wallboard structure energy dissipating bolt joint
CN108374493A (en) * 2018-03-06 2018-08-07 四川大学 Novel low layer assembled wallboard structure energy dissipating steel plate welding node
CN207846676U (en) * 2017-12-25 2018-09-11 北京千城集成房屋有限公司 A kind of connecting node of double steel plate shear wall and floor
CN108729564A (en) * 2017-04-19 2018-11-02 北京清华同衡规划设计研究院有限公司 Assembled architecture system
CN208329198U (en) * 2018-03-23 2019-01-04 青岛腾远设计事务所有限公司 A kind of dry connecting device for fabricated shear wall

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103147529A (en) * 2013-04-03 2013-06-12 东南大学 Assembly type energy dissipation and seismic mitigation shear wall structure system
CN203640084U (en) * 2013-10-15 2014-06-11 合肥工业大学 Superimposed slab shear wall with restorable function
CN103993679A (en) * 2014-04-25 2014-08-20 四川大学 Bolt connecting joint structure of low-rise fabricated composite wall house
CN108729564A (en) * 2017-04-19 2018-11-02 北京清华同衡规划设计研究院有限公司 Assembled architecture system
CN207846676U (en) * 2017-12-25 2018-09-11 北京千城集成房屋有限公司 A kind of connecting node of double steel plate shear wall and floor
CN108360901A (en) * 2018-03-06 2018-08-03 四川大学 Novel low layer assembled wallboard structure energy dissipating bolt joint
CN108374493A (en) * 2018-03-06 2018-08-07 四川大学 Novel low layer assembled wallboard structure energy dissipating steel plate welding node
CN208329198U (en) * 2018-03-23 2019-01-04 青岛腾远设计事务所有限公司 A kind of dry connecting device for fabricated shear wall

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111549933A (en) * 2020-05-13 2020-08-18 中冶交投善筑成都装配式建筑科技发展有限公司 Low-rise prefabricated building structure adopting full-dry type connection and assembling method
CN113431411A (en) * 2021-05-31 2021-09-24 北京建筑大学 Energy-consuming dry-type connection concrete shear wall system and construction method

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